Published November 7, 2023 | Version v1
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Text-fig. 8. Betulaceae and Juglandaceae from the Kishenehn Formation. a: DMNH L6933 Alnus sp. L1 leaves. Scale bar 2 cm. b: DMNH EPI.48179 Alnus sp. leaf. Scale bar 2 cm. c: DMNH EPI.48136b Alnus sp. leaf. Scale bar 2 cm. d: USNM PAL 622756 Alnus sp. I1 infructescence attached to branch. Scale bar 1 cm. e: USNM PAL 623160 Betuloideae showing wing, seed body and two persistent styles. Scale bar 1 mm. f: USNM PAL 622732 Alnus sp. F1 samara showing two persistent styles. Scale bar 1 mm. g: USNM PAL 624925 Betula sp. samara showing wing, seed body and two persistent styles. Scale bar 1 mm. h: USNM PAL 623147 Alnus sp. F2 samara showing. Scale bar 1 mm. i: USNM PAL 622690 Palaeocarya sp. samara showing three wings with reticulate venation and hairs at base. Scale bar 1 cm. in Diverse Fruits And Seeds Of The Mid-Eocene Kishenehn Formation, Northwestern Montana, Usa, And Their Implications For Biogeography

Description

Text-fig. 8. Betulaceae and Juglandaceae from the Kishenehn Formation. a: DMNH L6933 Alnus sp. L1 leaves. Scale bar 2 cm. b: DMNH EPI.48179 Alnus sp. leaf. Scale bar 2 cm. c: DMNH EPI.48136b Alnus sp. leaf. Scale bar 2 cm. d: USNM PAL 622756 Alnus sp. I1 infructescence attached to branch. Scale bar 1 cm. e: USNM PAL 623160 Betuloideae showing wing, seed body and two persistent styles. Scale bar 1 mm. f: USNM PAL 622732 Alnus sp. F1 samara showing two persistent styles. Scale bar 1 mm. g: USNM PAL 624925 Betula sp. samara showing wing, seed body and two persistent styles. Scale bar 1 mm. h: USNM PAL 623147 Alnus sp. F2 samara showing. Scale bar 1 mm. i: USNM PAL 622690 Palaeocarya sp. samara showing three wings with reticulate venation and hairs at base. Scale bar 1 cm.

Notes

Published as part of Smith, MacKenzie A., Greenwalt, Dale E. & Manchester, Steven R., 2023, Diverse Fruits And Seeds Of The Mid-Eocene Kishenehn Formation, Northwestern Montana, Usa, And Their Implications For Biogeography, pp. 37-88 in Fossil Imprint 79 (1) on page 56, DOI: 10.37520/fi.2023.004, http://zenodo.org/record/10481035

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